| Item | Part No. | Part Name | Qty | Serial No. |
| 709-31-12801 | CONTROL VALVE ASS'Y | 10001- | ||
| (\2\709-31-12800) | CONTROL VALVE ASS'Y | (10001-10073) | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1660-11A0 AND Y1660-12A0. | ||||
| 1 | 709-32-11110 | BLOCK | 10001- | |
| 2 | \6\ | BLOCK | 10001- | |
| 3 | \6\ | COVER | 10001- | |
| 4 | 07000-12055 | O-RING | 10001- | |
| 5 | 709-31-11510 | STUD | 10001- | |
| 6 | 01580-10806 | NUT | 10001- | |
| 7 | \6\ | SPOOL | 10074- | |
| 7 | \6\ | SPOOL | 10001-10073 | |
| 8 | 709-32-12840 | RETAINER | 10001- | |
| 9 | 709-31-12850 | SPRING | 10074- | |
| 9 | 709-32-15050 | SPRING | 10001-10073 | |
| 10 | 709-32-15140 | CASE | 10001- | |
| 11 | 709-32-11760 | O-RING | 10001- | |
| 12 | 01252-60622 | BOLT | 10001- | |
| 13 | 01641-20608 | WASHER | 10001- | |
| 14 | 709-32-12871 | VALVE | 10001- | |
| 15 | 722-10-91130 | SPRING | 10001- | |
| 16 | 709-32-12861 | PLUG | 10001- | |
| 17 | 07002-11823 | O-RING | 10001- | |
| 18 | (709-20-54500) | RELIEF VALVE | 10001- |